UNT Libraries Government Documents Department - 480 Matching Results

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Animal Shears.

Patent for new and improved animal shears. This design is "of a platinum or other wire or conductor heated to a high temperature, sufficient to burn through the fibers of the wool or hair, and [is] passed over the surface of the body as close as may be deemed desirable to the roots. No injurious effects are produced upon the animal or upon the wool or hair removed, while at the same time the same may be removed with great uniformity and expedition" (lines 28-36).

Date: June 8, 1886

Creator: Harrell, Joseph J.

Apparatus for Handling Seed-Cotton.

Patent for an improved cotton elevator, separator, and distributor that is meant to move cotton from a wagon or storage, remove dirt, and deliver it to a gin. The "improved apparatus comprises a pneumatic cotton-conveying tube by which the cotton is lifted or carried to the distributor, a separator for removing the cotton from the air current, and a distributor comprising a trunk for receiving the cotton from the separator extending over the two gin feeders, having openings delivering into the … more

Date: October 31, 1893

Creator: Bachman, Joseph A. & Clark, Frank S.

Chain-Steamer.

Patent for a chain steamer that has an improved means of propulsion with a uniform speed despite a changing current. It does not allow the boat to laterally deflect. It is especially meant to be used with tow boats that travel on fast-moving, shallow streams. It can be used to move ferry boats across fast-moving rivers as well.

Date: February 7, 1893

Creator: Pfeifer, Edmund I. & Pfeifer, Eduard A.

Composition for Preserving Food

Patent for "combustible compositions which, when ignited, produce a gas or gasses which have preservative and purifying effects upon various substances and surfaces or places exposed to the fumes. It is more especially designed, however, for preserving fruits, vegetables, meats, and other perishable articles." (lines 12-19).

Date: April 15, 1890

Creator: Radam, William

Base Ball Game.

Patent for a new and improved board game. This design "consists of a game-board marked out to represent a baseball field and provided with a series of marked depressions and a number of baffle-pins, guideways, or gutters being arranged in either side of the board, and a back-stop being arranged at the upper end of the board, provision being made for imparting a proper inclination to the board and for the propulsion of marbles through the gutters or troughs" (lines 13-22).

Date: June 3, 1890

Creator: Maxcy, John Wharton

Bailing-Press.

Patent for Bailing Press including illustrations. The purpose of the bailing press was to improve "the bailing-press especially adapted for bailing cotton, which press is simple in construction, strong and durable, and operates rapidly" ( lines 9-12).

Date: November 24, 1885

Creator: Clark, Frank

Apparatus for Impregnating Liquids with Gases.

Patent for a new and improved apparatus for impregnating liquids with gases. This design "relates to apparatus for impregnating water or other suitable liquid with the fumes emanating from the consumption of a combustible composition of matter, such as sulphur, which when ignited emits a gas containing suitable medicinal qualities" (lines 14-19). It consists in "the closed reservoir for containing the liquid, having windows upon opposite walls thereof, of the transverse beam having its ends sup… more

Date: October 8, 1889

Creator: Radam, William

Car Brake.

Patent for a new and improved car-brake. This design consists in "brake-shoes [which] are jointed by pivots to brake-blocks of the usual form, which are suspended from the truck-timbers by suitable suspending links or clevises, so that they may have a free longitudinal movement when acted upon by the actuating mechanism, and said blocks and brake-shoes are separated by transverse brake-bars, in order that they may be kept truly in-line with the car-wheels at all times" (lines 16-25).

Date: April 5, 1887

Creator: Greer, John William

Dental Chair.

Patent for a dental chair improvement.

Date: April 26, 1887

Creator: Stiles, Edmund P.

Barrel Cover.

Patent for a new and improved cover for barrels. This design calls for downward-extending flanges with wings along the perimeter of the cover. These flanges hold the cover in place over the barrel opening, but they also allow for the cover to rest at an angle on the upper rim of the barrel so that one has access to the contents of the barrel without the cover touching the ground.

Date: May 29, 1883

Creator: Lane, Fernando Gustavous

Cleaner for Gun Barrels.

Patent for a new and improved cleaner for gun barrels. This design "consists of a brush or cleaner formed in the main of spring metal, (preferably of brass,) and provided with bristles beveled at their free ends, so set in suitable holding parts as that when unconfined said bristles will move outward from a common axis and bear against the inner surface of a gun barrel when placed within the same" (lines 13-20).

Date: November 27, 1883

Creator: Petmecky, Joseph C.

Apparatus for the Manufacture of Ice.

Patent for a new and improved ice maker. This design calls for "two or more sheets of galvanized iron or other metal set in a tank of fresh water, one on either side of the evaporation-pipes, and held in a position parallel to each other by anchors or yokes that connect them" (lines 15-20). This eliminates the need for strong (ammoniacal) brine and is a faster, more reliable, and less leaky ice-making process than previous ones that used said brine.

Date: March 2, 1880

Creator: Zilker, Andrew J.

Bullet.

Patent for a new and improved bullet. This design calls for a cavity at the base of the bullet and a tube of flexible material to be inserted snugly into the cavity. This results in less wobbling after the bullet has been fired.

Date: October 12, 1880

Creator: Petmecky, Joseph C.

Bell Cord Coupling.

Patent for a new and improved bell cord coupling. This design consists in "[a] cord connecting and tension device comprising essentially a shell or tube, a spiral spring, and a pair of slotted balls arranged therein, and a flat strip having round ends adapted to slide through said balls . . . [and] a sliding spring-encircled plate provided with screw-threaded and split end portions, and nuts fitted on the latter, in combination with a tube or shell, and balls arranged in said tube" (lines 89-10… more

Date: January 16, 1883

Creator: Tumey, Charles Henry

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design utilizes "a draw-head, formed with the usual flaring mouth, and interior cavity. . . . the interior of the draw-head is narrowing from the mouth to the center of the pin, and widening from the latter backward. The object of this construction is, that it directs the entering link to the pin, and increases the power of resistance of the latter to the strain" (lines 23-33).

Date: April 5, 1881

Creator: Nuckols, William L.

Automatic Danger-Signal for Railroads.

Patent for a "device for indicating at railroad crossings and other points, the approach or departure of trains within any given distance of such crossing or with relation to any point where persons might come into dangerous proximity to the train if they were left unadvised by some such signal as this." (Lines 19-26) Includes instructions and illustrations.

Date: February 26, 1895

Creator: Lee, Horatio Grooms; White, John P.; Ball, Thomas & White, James L.

Car-Coupling.

Patent for a car-coupling which is an improvement on a patent (No. 520,380) previously granted to the inventor. It has two jaws that are used with a combination of other parts to couple cars.

Date: May 28, 1895

Creator: Roosevelt, James A.

Car-Truck Bolster.

Patent for a car-truck bolster "made of cast steel or malleable iron, cast in one piece, and provided with a plurality of corrugations running longitudinally or in an approximately longitudinal direction along the girders which form the sides of the said bolster" (lines 15-20).

Date: May 28, 1895

Creator: Maher, John N. & Wheless, Thomas H.

Automobile-Headlight

Patent for a headlight design that turns with the front wheels, allowing the driver to illuminate the road ahead whether driving straight or turning.

Date: June 30, 1914

Creator: Fay, Peter J.

Demountable Rim and Felly Band

Patent for Demountable Rim and Felly Band

Date: May 1, 1917

Creator: Stephens, Charles D. & Bachman, Joseph A.

Car-Door Operating and Locking Device

Patent for a car door operating and locking device that provides improved means for automatically closing and locking the doors before starting the car.

Date: May 18, 1915

Creator: Pitts, Hood

Box-Corner Protector.

Patent for a metal corner protector for boxes. The protector covers both the inner and outer corners of boxes to enhance grip and prevent protruding edges from damaging goods.

Date: February 10, 1914

Creator: Black, Katherine Mary

Ceiling-Plate.

Patent for improvements to ceiling plates that allow a ceiling plate through which a pipe passes to remain securely attached to the ceiling (or other surface) even while the pipe expands or contracts.

Date: June 19, 1917

Creator: Donnelly, John R.

Aeroplane.

Patent for improved propulsion for airplanes involving propellors in the front and rear of the plane. This aids in regulating air currents to stabilize flight, landing and speed. The patent includes illustrations.

Date: June 12, 1917

Creator: Campbell, John R.